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2025-12-08 - 08:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Mon Dec 08, 2025 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050650,0irq/25-eth00-21swapper/119:05:231
110050620,0irq/25-eth00-21swapper/319:05:173
110050600,0irq/25-eth00-21swapper/219:07:522
117950440,0irq/26-eth1-rx-0-21swapper/019:05:360
8669992016,0cyclictest522-21diskmemload22:06:390
866999190,0cyclictest8004-21bash22:31:010
866999190,0cyclictest20243-21ntpdc00:35:180
866999190,0cyclictest0-21swapper/000:01:420
351190,0ktimersoftd/318914-21sshd00:09:303
191190,0ktimersoftd/10-21swapper/100:09:301
866999180,0cyclictest522-21diskmemload23:32:240
866999180,0cyclictest18703-21sshd23:39:420
271180,0ktimersoftd/218918-21bash00:09:302
867299171,0cyclictest0-21swapper/300:31:363
8669991711,0cyclictest8806-21sshd22:56:560
866999170,0cyclictest8959-21sshd21:20:240
866999161,0cyclictest0-21swapper/023:55:510
866999160,0cyclictest28638-21bash23:40:340
866999160,0cyclictest25769-21bash21:54:170
866999160,0cyclictest16007-21id21:56:290
866999160,0cyclictest11886-21sshd22:47:310
866999160,0cyclictest0-21swapper/022:39:250
867299150,0cyclictest0-21swapper/323:52:553
8671991513,0cyclictest0-21swapper/221:39:262
8669991511,0cyclictest0-21swapper/000:33:500
866999151,0cyclictest0-21swapper/000:10:210
866999150,0cyclictest9128-21sshd22:40:460
866999150,0cyclictest522-21diskmemload23:07:180
866999150,0cyclictest522-21diskmemload23:07:170
866999150,0cyclictest31794-21sshd21:45:150
866999150,0cyclictest31734-21sshd22:17:270
866999150,0cyclictest31184-21bash21:16:140
866999150,0cyclictest21274-21sshd22:25:570
866999150,0cyclictest19785-21sshd23:10:550
866999150,0cyclictest15728-21sshd21:34:020
866999150,0cyclictest0-21swapper/023:47:540
866999150,0cyclictest0-21swapper/023:21:520
866999150,0cyclictest0-21swapper/022:11:220
866999150,0cyclictest0-21swapper/020:45:130
8672991413,0cyclictest0-21swapper/322:54:513
8672991412,0cyclictest0-21swapper/300:23:153
8671991412,0cyclictest0-21swapper/222:55:172
8670991413,0cyclictest5063-21sshd22:21:091
8670991413,0cyclictest12369-21sshd21:52:561
866999141,0cyclictest0-21swapper/023:25:230
866999141,0cyclictest0-21swapper/023:25:220
866999140,0cyclictest9953-21bash00:15:310
866999140,0cyclictest6912-21sshd21:10:280
866999140,0cyclictest522-21diskmemload00:05:040
866999140,0cyclictest4871-21bash21:29:450
866999140,0cyclictest379-21bash22:20:400
866999140,0cyclictest30733-21id23:15:150
866999140,0cyclictest26483-21id22:00:420
866999140,0cyclictest20078-21sshd23:04:370
866999140,0cyclictest16242-21sshd23:52:170
866999140,0cyclictest14791-21cstates20:30:120
866999140,0cyclictest11893-21id00:23:280
866999140,0cyclictest0-21swapper/022:50:190
8672991312,0cyclictest6468-21sshd21:10:253
8672991312,0cyclictest0-21swapper/321:56:253
867299130,0cyclictest0-21swapper/323:30:373
867299130,0cyclictest0-21swapper/322:09:323
867299130,0cyclictest0-21swapper/300:04:133
8671991313,0cyclictest30771-21sshd23:34:332
8671991312,0cyclictest28-21ksoftirqd/223:56:512
8671991312,0cyclictest0-21swapper/223:45:352
8671991312,0cyclictest0-21swapper/223:16:182
8671991312,0cyclictest0-21swapper/223:13:502
8671991312,0cyclictest0-21swapper/221:17:422
867199130,0cyclictest522-21diskmemload23:54:372
867199130,0cyclictest4323-21sshd23:35:092
8670991311,0cyclictest0-21swapper/121:15:181
8670991311,0cyclictest0-21swapper/100:12:401
867099130,0cyclictest522-21diskmemload23:37:431
867099130,0cyclictest522-21diskmemload23:20:221
866999132,0cyclictest21586-21sshd21:41:000
866999130,0cyclictest0-21swapper/021:36:400
866999130,0cyclictest0-21swapper/000:26:360
110050130,0irq/25-eth028793-21sshd23:11:481
110050130,0irq/25-eth00-21swapper/321:52:283
110050130,0irq/25-eth00-21swapper/321:25:043
8672991211,0cyclictest23231-21sshd23:14:353
8672991211,0cyclictest0-21swapper/323:28:193
8672991211,0cyclictest0-21swapper/323:28:183
8672991211,0cyclictest0-21swapper/322:26:033
8672991211,0cyclictest0-21swapper/321:48:523
8672991210,0cyclictest0-21swapper/322:30:273
867299120,0cyclictest32574-21users21:05:253
867299120,0cyclictest0-21swapper/322:55:253
867299120,0cyclictest0-21swapper/300:38:153
867199122,0cyclictest0-21swapper/220:30:152
8671991211,0cyclictest4509-21sshd22:05:062
8671991211,0cyclictest0-21swapper/221:54:122
8671991210,0cyclictest522-21diskmemload22:22:242
8671991210,0cyclictest14601-21sshd21:27:292
867199120,0cyclictest0-21swapper/223:20:142
867199120,0cyclictest0-21swapper/220:25:202
867199120,0cyclictest0-21swapper/220:25:192
867199120,0cyclictest0-21swapper/200:19:242
8670991210,0cyclictest0-21swapper/100:30:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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